With this running in the background on your Android phone, every time you plug in your phone your SD card will be mounted automatically.

该应用将在后台运行，并在插上 USB 连接线的时候自动挂载 SD 卡。

youdao

Cellular capabilities can be added later with the digital cellular communicator plug-in expansion card.

蜂窝性能可以用数字蜂窝通信插件扩展卡添加。

youdao

At least one Plug and Play card in your system is not configured due to conflicts.

由于资源冲突，系统中至少有一个即插即用扩充卡未进行配置。

youdao

They plug in the SquareUp credit card reader into their mobile devices and they can magically accept credit card payment.

FORBES: I Scoop Hadoop Schnoops! (or How Google and the CIA are shaping Big Data)

Sail goes more directly for Square's jugular, using its own plug-in dongle to handle major credit card payments in your local coffee shop or a mid-sized outlet.

ENGADGET: VeriFone outs Sail mobile payment system, gives Square the evil eye

You can plug in your camera via the connection kit, or just pop in its SD memory card, and the iPad will import the photos.

WSJ: How to Post Photos to Facebook Fast